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Injection Valves
  • Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
  • Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
  • Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
  • Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
  • Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246
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Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246

  • 1 - 23 Pieces
    $199
  • >= 24 Pieces
    $197

Customization:

Customized packaging（Min.Order: 5000 pieces）
View product details

Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Pressure Fuel Delivery: Delivers fuel at pressures between 1000-2000 bar for optimal atomization and combustion efficiency in diesel engines.
  • Precision Engineering: Designed with stainless steel construction and concentric ring nozzles to ensure accurate fuel injection timing and reduced emissions.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

    • With a corrosion-resistant stainless steel body and chemical-treated seals, ensure long-lasting durability in harsh engine environments. ~20% more corrosion-resistant than traditional injectors*, providing reliable performance in high-temperature and high-pressure conditions.

  • 2. Precision-Engineered OEM Compatibility

    • With a design tailored for Bosch and Volvo systems (models 4.3GL, DD10), guarantee seamless integration and optimal performance in compatible engines. Outperforms generic aftermarket parts in fitment and efficiency*.

  • 3. High-Pressure Performance for Efficient Combustion

    • With high-pressure capabilities up to 2000 bar, deliver precise fuel atomization for improved combustion efficiency compared to standard injectors*. Reduces emissions while maintaining peak engine power output.

  • 4. Commercial-Grade Durability for Heavy-Duty Use

    • Designed for continuous operation in commercial diesel engines, withstands prolonged high-load conditions without compromising performance*. Ideal for demanding applications like trucks and industrial machinery.

  • 5. OEM-Certified Reliability

    • Meets Bosch/Volvo’s strict certification standards for emissions compliance and durability*. Backed by rigorous testing for longevity and compatibility with original equipment specifications.

Product details

Original TAD734GE Common Rail Engine Part Fuel Injector 0445120138 3801246

The Original TAD734GE Common Rail Fuel Injector (Part No. 0445120138/3801246) is a precision-engineered engine component designed for Bosch and Volvo diesel systems. Constructed from corrosion-resistant stainless steel and high-performance seals, it delivers fuel at pressures up to 2000 bar for optimal combustion efficiency. Compatible with 4.3GL and DD10/100 engine models, this injector ensures reliable performance in heavy-duty applications.

Technical specifications

FeatureSpecificationBenefit
MaterialStainless steel body, synthetic sealsCorrosion resistance and leak-free operation
Pressure Rating1000–2000 barEnhanced fuel atomization for cleaner burns
CompatibilityBosch/Volvo systems, 4.3GL/ DD10/100Direct OEM fitment and emissions compliance
Precision Tolerances±0.001 mm nozzle orificeConsistent fuel delivery for fuel efficiency
Durability5000+ hours continuous operationLong service life under extreme conditions

Customization guide

Adjustable parameters include:

  • Pressure range (customizable for engine-specific requirements)
  • Material composition (e.g., premium alloys for corrosive fuels)
  • Nozzle orifice size (to match engine displacement and power targets)

Get inspired

Engineers and fleet managers rely on this injector’s high-pressure capability and OEM-grade precision to optimize fuel efficiency and reduce downtime. Whether retrofitting older engines or upgrading new systems, its robust design ensures compliance with stringent emissions standards.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Max Pressure1500 bar1725 bar (+15%)1950 bar (+30%)
MaterialCarbon steelStainless steelNickel-coated alloy
Continuous Runtime3000 hours4000 hours5000 hours
Emissions ComplianceEuro 5Euro 6Euro 7

Supplier's note

  1. Technical Breakthroughs:

    • High-Pressure Tolerance: The Pro Model’s 1950 bar rating exceeds industry benchmarks by 30%, enabling cleaner combustion in high-output engines.
    • Precision Engineering: ±0.001 mm orifice tolerances ensure fuel delivery consistency, reducing particulate emissions by 20% compared to legacy designs.
    • Corrosion Resistance: Nickel-coated alloys in the Pro Model extend service life by 50% in harsh chemical environments.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard commercial trucks requiring Euro 5 compliance and cost-effective maintenance.
    • Advanced Model: Best for medium-duty fleets needing Euro 6 emissions and extended 4000-hour runtime without overhauls.
    • Pro Model: Tailored for heavy-duty applications like mining or marine engines, where extreme pressures and Euro 7 compliance are critical.

With the Pro Model’s nickel alloy construction, you can achieve triple the corrosion resistance of traditional injectors, safeguarding against sulfur-rich fuels. Pair this with its 1950 bar pressure capability to maximize fuel efficiency in high-stress environments.

Frequently asked questions

  • Which Bosch fuel injector model suits Volvo TAD734GE engines for heavy-duty applications?

  • How do I maintain a Bosch common rail fuel injector to prevent clogging?

  • What materials make Bosch’s TAD734GE fuel injectors durable for diesel engines?

  • Can the TAD734GE fuel injector be customized for non-Volvo diesel engines?

  • What pressure ratings does the Bosch 4.3GL fuel injector support?

  • Are Bosch/Volvo common rail injectors emissions-compliant?

  • How does stainless steel benefit diesel fuel injectors compared to other materials?

  • What distinguishes Bosch’s 4.3GL from DDOD 100 fuel injector models?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Common Rail Fuel InjectorsModern diesel engines (trucks, SUVs)High-pressure capability: 2000 bar ▲ (ISO 14314), Stainless steel body (ASTM A240)▲ 2000 bar ▲ (Industry Standard: 1800 bar) → Superior fuel atomization; Low emissions (EURO 6 compliant)Higher cost ($450/unit) vs mechanical injectors; Requires advanced ECU systems
Mechanical Fuel InjectorsAgricultural equipment, older trucksPressure: 1000 bar (SAE J1939), Cast iron body (ISO 800)Robust design (survives 10,000+ hours without failure); Low maintenance cost ($150/unit)Inefficient fuel delivery (15% higher fuel consumption); Higher emissions
Piezoelectric InjectorsHigh-performance racing enginesRapid actuation: 0.1ms response time (ASTM F2019), Ceramic components▲ 0.1ms ▲ (Industry Standard: 0.5ms) → Ultra-precise timing; Lightweight (30% less mass)Fragile ceramic parts prone to cracking; Costly repairs ($800/unit)
Unit Fuel InjectorsHeavy-duty mining vehiclesIntegrated pump/injector: 1800 bar (ISO 500), Forged steel body (SAE J125)Simplified system design (fewer components); Reliable under extreme loadsLimited adaptability to variable engine speeds; Heavier (adds 15% weight)
Hydraulic Fuel InjectorsLow-cost industrial generatorsHydraulic pressure: 500 bar (ISO 68), Basic steel constructionMinimal electronic components → Rugged reliability; Low cost ($90/unit)Inefficient combustion (20% higher emissions); Poor cold-start performance
Electrically Controlled InjectorsHybrid/electric vehiclesElectronically actuated: PWM control (ASTM D543), Lightweight alloy (ASTM A380)▲ PWM control ▲ enables variable timing; Integrates with hybrid systemsSusceptible to electrical interference; Complex wiring (requires 12V supply)

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